DE50214553D1 - FUEL INJECTION - Google Patents

FUEL INJECTION

Info

Publication number
DE50214553D1
DE50214553D1 DE50214553T DE50214553T DE50214553D1 DE 50214553 D1 DE50214553 D1 DE 50214553D1 DE 50214553 T DE50214553 T DE 50214553T DE 50214553 T DE50214553 T DE 50214553T DE 50214553 D1 DE50214553 D1 DE 50214553D1
Authority
DE
Germany
Prior art keywords
fuel injection
fuel
injection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE50214553T
Other languages
German (de)
Inventor
Stefan Arndt
Helmut Denz
Werner Herden
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE50214553T priority Critical patent/DE50214553D1/en
Application granted granted Critical
Publication of DE50214553D1 publication Critical patent/DE50214553D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/1826Discharge orifices having different sizes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/1833Discharge orifices having changing cross sections, e.g. being divergent
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/1846Dimensional characteristics of discharge orifices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1853Orifice plates
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies
DE50214553T 2001-05-09 2002-05-07 FUEL INJECTION Expired - Lifetime DE50214553D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50214553T DE50214553D1 (en) 2001-05-09 2002-05-07 FUEL INJECTION

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10122350A DE10122350B4 (en) 2001-05-09 2001-05-09 fuel injection system
DE50214553T DE50214553D1 (en) 2001-05-09 2002-05-07 FUEL INJECTION
PCT/DE2002/001631 WO2002090762A1 (en) 2001-05-09 2002-05-07 Fuel injection system

Publications (1)

Publication Number Publication Date
DE50214553D1 true DE50214553D1 (en) 2010-09-09

Family

ID=7684046

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10122350A Expired - Fee Related DE10122350B4 (en) 2001-05-09 2001-05-09 fuel injection system
DE50214553T Expired - Lifetime DE50214553D1 (en) 2001-05-09 2002-05-07 FUEL INJECTION

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10122350A Expired - Fee Related DE10122350B4 (en) 2001-05-09 2001-05-09 fuel injection system

Country Status (5)

Country Link
EP (1) EP1387951B1 (en)
JP (1) JP4123938B2 (en)
KR (1) KR20030012931A (en)
DE (2) DE10122350B4 (en)
WO (1) WO2002090762A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6659074B2 (en) * 2002-05-08 2003-12-09 General Motors Corporation Spark ignition direct injection engine with shaped multihole injectors
DE10236622A1 (en) * 2002-08-09 2004-02-19 Daimlerchrysler Ag Fuel injector, for an IC motor, has a number of spray openings in a peripheral belt around the jet surface, to form a conical fuel spray cloud of jet streams for a durable combustion through it
DE10307931A1 (en) * 2003-02-25 2004-10-28 Robert Bosch Gmbh Fuel injector
US7032566B2 (en) 2003-05-30 2006-04-25 Caterpillar Inc. Fuel injector nozzle for an internal combustion engine
DE10331267A1 (en) * 2003-07-10 2005-02-03 Robert Bosch Gmbh fuel injection system
DE10361762A1 (en) * 2003-12-29 2005-07-28 Robert Bosch Gmbh Fuel injector
DE102004041031A1 (en) * 2004-08-25 2006-03-02 Audi Ag Fuel injecting valve for internal combustion engine has spraying holes that spray jets such that cone coats are formed
WO2006062018A1 (en) * 2004-12-10 2006-06-15 Komatsu Ltd. Construction machine
JP2006322392A (en) * 2005-05-19 2006-11-30 Toyota Motor Corp Fuel injection valve
DE102005059265A1 (en) * 2005-12-12 2007-06-14 Siemens Ag Injector nozzle for e.g. diesel engine, has main holes for injecting fuel and arranged at tip of nozzle, and secondary holes arranged between two main holes, where one secondary hole causes small penetration depth than one of main holes
US7565893B2 (en) 2007-09-10 2009-07-28 Gm Global Technology Operations, Inc. Spark ignited direct injection flow geometry for improved combustion
JP5136255B2 (en) * 2008-07-17 2013-02-06 マツダ株式会社 Spark ignition direct injection engine
DE102008055069A1 (en) * 2008-12-22 2010-07-01 Robert Bosch Gmbh Fuel injection valve for internal combustion engines, has valve body, in which pressure chamber is formed, and valve needle is arranged in longitudinally sliding manner in pressure chamber
DE102009034072A1 (en) * 2009-07-22 2011-01-27 Emitec Gesellschaft Für Emissionstechnologie Mbh Injector for the supply of reducing agent and apparatus for the treatment of exhaust gases
CN101825045A (en) * 2010-04-13 2010-09-08 大连理工大学 Combustion system of diesel engine
DE102013101554A1 (en) 2013-02-15 2014-08-21 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Spark-ignition internal combustion engine has fuel injector that protrudes into combustion chamber of respective cylinders, such that prevailing temperature is less than threshold temperature and boundary temperature is provided
DE102013014329B4 (en) * 2013-08-07 2017-03-23 L'orange Gmbh Combustion process for an internal combustion engine
DE102013220494A1 (en) * 2013-10-10 2015-04-16 Continental Automotive Gmbh Nozzle body for an injection valve and injection valve
JP6217670B2 (en) * 2015-03-04 2017-10-25 トヨタ自動車株式会社 Internal combustion engine
DE102016211467A1 (en) * 2016-06-27 2017-12-28 Robert Bosch Gmbh Injector for injecting a liquid
FR3059573B1 (en) * 2016-12-02 2019-01-25 Aptar France Sas HEAD OF DISTRIBUTION OF FLUID PRODUCT
EP3569318A1 (en) * 2018-05-16 2019-11-20 Medspray B.V. Spray device for generating a micro-jet spray

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2382151A (en) * 1940-12-11 1945-08-14 Jr William Harper Fuel injector
DE3733604A1 (en) * 1987-10-05 1989-04-13 Bosch Gmbh Robert HOLE BODY FOR A FUEL INJECTION VALVE
JP2819702B2 (en) * 1989-12-12 1998-11-05 株式会社デンソー Fuel injection valve
DE4344026C2 (en) * 1993-12-23 1997-09-18 Mtu Friedrichshafen Gmbh Injector
US5540200A (en) * 1993-12-28 1996-07-30 Nissan Motor Co., Ltd. Fuel injection valve
DE19642653C5 (en) * 1996-10-16 2008-02-21 Daimler Ag Process for forming an ignitable fuel / air mixture
JPH1172067A (en) * 1997-06-24 1999-03-16 Toyota Motor Corp Fuel injection valve of internal combustion engine
DE19804463B4 (en) * 1998-02-05 2006-06-14 Daimlerchrysler Ag Fuel injection system for gasoline engines
DE19922964C2 (en) * 1999-05-19 2003-03-27 Daimler Chrysler Ag Method of injecting diesel fuel

Also Published As

Publication number Publication date
EP1387951B1 (en) 2010-07-28
JP4123938B2 (en) 2008-07-23
KR20030012931A (en) 2003-02-12
DE10122350B4 (en) 2006-09-07
EP1387951A1 (en) 2004-02-11
WO2002090762A1 (en) 2002-11-14
JP2004519605A (en) 2004-07-02
DE10122350A1 (en) 2002-11-21

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